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carbon-lang
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basic.carbon

basic.carbon 11 KB
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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
    2. 

  2. // Exceptions. See /LICENSE for license information.
    3. 

  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
    4. 

  4. //
    5. 

  5. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/int.carbon
    6. 

  6. // TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
    7. 

  7. // EXTRA-ARGS: --dump-sem-ir-ranges=if-present
    8. 

  8. //
    9. 

  9. // AUTOUPDATE
    10. 

  10. // TIP: To test this file alone, run:
    11. 

  11. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/pointer/basic.carbon
    12. 

  12. // TIP: To dump output, run:
    13. 

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/pointer/basic.carbon
    14. 

  14. 

  15. fn F() -> i32 {
    16. 

  16.   var n: i32 = 0;
    17. 

  17.   var p: i32* = &n;
    18. 

  18. 

  19.   return *p;
    20. 

  20. }
    21. 

  21. 

  22. // CHECK:STDOUT: --- basic.carbon
    23. 

  23. // CHECK:STDOUT:
    24. 

  24. // CHECK:STDOUT: constants {
    25. 

  25. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    26. 

  26. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    27. 

  27. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    28. 

  28. // CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
    29. 

  29. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    30. 

  30. // CHECK:STDOUT:   %pattern_type.7ce: type = pattern_type %i32 [concrete]
    31. 

  31. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    32. 

  32. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    33. 

  33. // CHECK:STDOUT:   %int_0.5c6: Core.IntLiteral = int_value 0 [concrete]
    34. 

  34. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
    35. 

  35. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
    36. 

  36. // CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    37. 

  37. // CHECK:STDOUT:   %ImplicitAs.Convert.type.1b6: type = fn_type @ImplicitAs.Convert, @ImplicitAs(%i32) [concrete]
    38. 

  38. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    39. 

  39. // CHECK:STDOUT:   %To: Core.IntLiteral = bind_symbolic_name To, 0 [symbolic]
    40. 

  40. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.0f9: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%To) [symbolic]
    41. 

  41. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.f06: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.0f9 = struct_value () [symbolic]
    42. 

  42. // CHECK:STDOUT:   %ImplicitAs.impl_witness.c75: <witness> = impl_witness imports.%ImplicitAs.impl_witness_table.a2f, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
    43. 

  43. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.035: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
    44. 

  44. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.956: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.035 = struct_value () [concrete]
    45. 

  45. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.c75) [concrete]
    46. 

  46. // CHECK:STDOUT:   %.9c3: type = fn_type_with_self_type %ImplicitAs.Convert.type.1b6, %ImplicitAs.facet [concrete]
    47. 

  47. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.bound: <bound method> = bound_method %int_0.5c6, %Core.IntLiteral.as.ImplicitAs.impl.Convert.956 [concrete]
    48. 

  48. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn: <specific function> = specific_function %Core.IntLiteral.as.ImplicitAs.impl.Convert.956, @Core.IntLiteral.as.ImplicitAs.impl.Convert(%int_32) [concrete]
    49. 

  49. // CHECK:STDOUT:   %bound_method: <bound method> = bound_method %int_0.5c6, %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn [concrete]
    50. 

  50. // CHECK:STDOUT:   %int_0.6a9: %i32 = int_value 0 [concrete]
    51. 

  51. // CHECK:STDOUT:   %ptr.235: type = ptr_type %i32 [concrete]
    52. 

  52. // CHECK:STDOUT:   %pattern_type.fe8: type = pattern_type %ptr.235 [concrete]
    53. 

  53. // CHECK:STDOUT:   %T.as.Destroy.impl.Op.type.ba2: type = fn_type @T.as.Destroy.impl.Op, @T.as.Destroy.impl(%ptr.235) [concrete]
    54. 

  54. // CHECK:STDOUT:   %T.as.Destroy.impl.Op.649: %T.as.Destroy.impl.Op.type.ba2 = struct_value () [concrete]
    55. 

  55. // CHECK:STDOUT:   %ptr.5d5: type = ptr_type %ptr.235 [concrete]
    56. 

  56. // CHECK:STDOUT:   %T.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function %T.as.Destroy.impl.Op.649, @T.as.Destroy.impl.Op(%ptr.235) [concrete]
    57. 

  57. // CHECK:STDOUT:   %Int.as.Destroy.impl.Op.type.b8f: type = fn_type @Int.as.Destroy.impl.Op, @Int.as.Destroy.impl(%int_32) [concrete]
    58. 

  58. // CHECK:STDOUT:   %Int.as.Destroy.impl.Op.715: %Int.as.Destroy.impl.Op.type.b8f = struct_value () [concrete]
    59. 

  59. // CHECK:STDOUT:   %Int.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function %Int.as.Destroy.impl.Op.715, @Int.as.Destroy.impl.Op(%int_32) [concrete]
    60. 

  60. // CHECK:STDOUT: }
    61. 

  61. // CHECK:STDOUT:
    62. 

  62. // CHECK:STDOUT: imports {
    63. 

  63. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    64. 

  64. // CHECK:STDOUT:     .Int = %Core.Int
    65. 

  65. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    66. 

  66. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    67. 

  67. // CHECK:STDOUT:     import Core//prelude
    68. 

  68. // CHECK:STDOUT:     import Core//prelude/...
    69. 

  69. // CHECK:STDOUT:   }
    70. 

  70. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
    71. 

  71. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
    72. 

  72. // CHECK:STDOUT:   %Core.import_ref.a5b: @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert.type (%Core.IntLiteral.as.ImplicitAs.impl.Convert.type.0f9) = import_ref Core//prelude/parts/int, loc16_39, loaded [symbolic = @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert (constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.f06)]
    73. 

  73. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table.a2f = impl_witness_table (%Core.import_ref.a5b), @Core.IntLiteral.as.ImplicitAs.impl [concrete]
    74. 

  74. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    75. 

  75. // CHECK:STDOUT: }
    76. 

  76. // CHECK:STDOUT:
    77. 

  77. // CHECK:STDOUT: file {
    78. 

  78. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    79. 

  79. // CHECK:STDOUT:     .Core = imports.%Core
    80. 

  80. // CHECK:STDOUT:     .F = %F.decl
    81. 

  81. // CHECK:STDOUT:   }
    82. 

  82. // CHECK:STDOUT:   %Core.import = import Core
    83. 

  83. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
    84. 

  84. // CHECK:STDOUT:     %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
    85. 

  85. // CHECK:STDOUT:     %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param0 [concrete]
    86. 

  86. // CHECK:STDOUT:   } {
    87. 

  87. // CHECK:STDOUT:     %int_32.loc15: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    88. 

  88. // CHECK:STDOUT:     %i32.loc15: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    89. 

  89. // CHECK:STDOUT:     %return.param: ref %i32 = out_param call_param0
    90. 

  90. // CHECK:STDOUT:     %return: ref %i32 = return_slot %return.param
    91. 

  91. // CHECK:STDOUT:   }
    92. 

  92. // CHECK:STDOUT: }
    93. 

  93. // CHECK:STDOUT:
    94. 

  94. // CHECK:STDOUT: fn @F() -> %i32 {
    95. 

  95. // CHECK:STDOUT: !entry:
    96. 

  96. // CHECK:STDOUT:   name_binding_decl {
    97. 

  97. // CHECK:STDOUT:     %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
    98. 

  98. // CHECK:STDOUT:     %n.var_patt: %pattern_type.7ce = var_pattern %n.patt [concrete]
    99. 

  99. // CHECK:STDOUT:   }
    100. 

  100. // CHECK:STDOUT:   %n.var: ref %i32 = var %n.var_patt
    101. 

  101. // CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [concrete = constants.%int_0.5c6]
    102. 

  102. // CHECK:STDOUT:   %impl.elem0: %.9c3 = impl_witness_access constants.%ImplicitAs.impl_witness.c75, element0 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.956]
    103. 

  103. // CHECK:STDOUT:   %bound_method.loc16_3.1: <bound method> = bound_method %int_0, %impl.elem0 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.bound]
    104. 

  104. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @Core.IntLiteral.as.ImplicitAs.impl.Convert(constants.%int_32) [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn]
    105. 

  105. // CHECK:STDOUT:   %bound_method.loc16_3.2: <bound method> = bound_method %int_0, %specific_fn [concrete = constants.%bound_method]
    106. 

  106. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.call: init %i32 = call %bound_method.loc16_3.2(%int_0) [concrete = constants.%int_0.6a9]
    107. 

  107. // CHECK:STDOUT:   %.loc16_3: init %i32 = converted %int_0, %Core.IntLiteral.as.ImplicitAs.impl.Convert.call [concrete = constants.%int_0.6a9]
    108. 

  108. // CHECK:STDOUT:   assign %n.var, %.loc16_3
    109. 

  109. // CHECK:STDOUT:   %.loc16_10: type = splice_block %i32.loc16 [concrete = constants.%i32] {
    110. 

  110. // CHECK:STDOUT:     %int_32.loc16: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    111. 

  111. // CHECK:STDOUT:     %i32.loc16: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    112. 

  112. // CHECK:STDOUT:   }
    113. 

  113. // CHECK:STDOUT:   %n: ref %i32 = bind_name n, %n.var
    114. 

  114. // CHECK:STDOUT:   name_binding_decl {
    115. 

  115. // CHECK:STDOUT:     %p.patt: %pattern_type.fe8 = binding_pattern p [concrete]
    116. 

  116. // CHECK:STDOUT:     %p.var_patt: %pattern_type.fe8 = var_pattern %p.patt [concrete]
    117. 

  117. // CHECK:STDOUT:   }
    118. 

  118. // CHECK:STDOUT:   %p.var: ref %ptr.235 = var %p.var_patt
    119. 

  119. // CHECK:STDOUT:   %n.ref: ref %i32 = name_ref n, %n
    120. 

  120. // CHECK:STDOUT:   %addr.loc17_17: %ptr.235 = addr_of %n.ref
    121. 

  121. // CHECK:STDOUT:   assign %p.var, %addr.loc17_17
    122. 

  122. // CHECK:STDOUT:   %.loc17: type = splice_block %ptr [concrete = constants.%ptr.235] {
    123. 

  123. // CHECK:STDOUT:     %int_32.loc17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    124. 

  124. // CHECK:STDOUT:     %i32.loc17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    125. 

  125. // CHECK:STDOUT:     %ptr: type = ptr_type %i32.loc17 [concrete = constants.%ptr.235]
    126. 

  126. // CHECK:STDOUT:   }
    127. 

  127. // CHECK:STDOUT:   %p: ref %ptr.235 = bind_name p, %p.var
    128. 

  128. // CHECK:STDOUT:   %p.ref: ref %ptr.235 = name_ref p, %p
    129. 

  129. // CHECK:STDOUT:   %.loc19_11: %ptr.235 = bind_value %p.ref
    130. 

  130. // CHECK:STDOUT:   %.loc19_10.1: ref %i32 = deref %.loc19_11
    131. 

  131. // CHECK:STDOUT:   %.loc19_10.2: %i32 = bind_value %.loc19_10.1
    132. 

  132. // CHECK:STDOUT:   %T.as.Destroy.impl.Op.bound: <bound method> = bound_method %p.var, constants.%T.as.Destroy.impl.Op.649
    133. 

  133. // CHECK:STDOUT:   %T.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function constants.%T.as.Destroy.impl.Op.649, @T.as.Destroy.impl.Op(constants.%ptr.235) [concrete = constants.%T.as.Destroy.impl.Op.specific_fn]
    134. 

  134. // CHECK:STDOUT:   %bound_method.loc17: <bound method> = bound_method %p.var, %T.as.Destroy.impl.Op.specific_fn
    135. 

  135. // CHECK:STDOUT:   %addr.loc17_3: %ptr.5d5 = addr_of %p.var
    136. 

  136. // CHECK:STDOUT:   %T.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method.loc17(%addr.loc17_3)
    137. 

  137. // CHECK:STDOUT:   %Int.as.Destroy.impl.Op.bound: <bound method> = bound_method %n.var, constants.%Int.as.Destroy.impl.Op.715
    138. 

  138. // CHECK:STDOUT:   %Int.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function constants.%Int.as.Destroy.impl.Op.715, @Int.as.Destroy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Destroy.impl.Op.specific_fn]
    139. 

  139. // CHECK:STDOUT:   %bound_method.loc16_3.3: <bound method> = bound_method %n.var, %Int.as.Destroy.impl.Op.specific_fn
    140. 

  140. // CHECK:STDOUT:   %addr.loc16: %ptr.235 = addr_of %n.var
    141. 

  141. // CHECK:STDOUT:   %Int.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method.loc16_3.3(%addr.loc16)
    142. 

  142. // CHECK:STDOUT:   return %.loc19_10.2
    143. 

  143. // CHECK:STDOUT: }
    144. 

  144. // CHECK:STDOUT:
    145.